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Audi Engine Coolant Flanges & Parts

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Center Sleeve

ES#282534 - 077115143D - Center Sleeve - Used in multiple locations 10.4X12X12mm - Genuine Volkswagen Audi - Audi Volkswagen

Used in multiple locations 10.4X12X12mm

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
282534
Mfg#:
077115143D
In Stock
ON SALE! SAVE 22%
$28.99

This product was last offered at the strikethrough price on
02-26-2026

$22.67 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Assembly

ES#1876863 - 06D121111G - Thermostat Assembly - Includes sealing o-ring - Mahle-Behr - Audi

Includes sealing o-ring

Brand:
Mahle-Behr - Corporate Logo
ES#:
1876863
Mfg#:
06D121111G
Ships in 1 Business Day
$60.03

This product was last offered at the strikethrough price on
03-03-2026

$59.27 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Coolant Pipe

ES#4899605 - 06E121045T - Cylinder Head Coolant Pipe - Coolant supply pipe for the cylinder heads - Rein - Audi

Coolant supply pipe for the cylinder heads 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4899605
Mfg#:
06E121045T
Ships in 3 Business Days
$174.99 USD
Free Shipping
on orders $49 and up

Thermostat Assembly

ES#3647270 - 079121115BL - Thermostat Assembly - Includes sealing gasket and housing - Vernet - Audi

Includes sealing gasket and housing

Brand:
Vernet - Corporate Logo
ES#:
3647270
Mfg#:
079121115BL
Back Ordered
$172.16 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

ES#2800267 - 06H121119E - Thermostat O-Ring - Ensure a proper seal when installing your new thermostat - Ajusa - Audi Volkswagen

Ensure a proper seal when installing your new thermostat

Brand:
Ajusa - Corporate Logo
ES#:
2800267
Mfg#:
06H121119E
In Stock
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#3139069 - 078121121K - Thermostat Housing - Located on the front right of the engine block - Hudson - Audi Volkswagen

Located on the front right of the engine block From VIN 4B-1-007,001 split is in the 2001 model year

Brand:
Hudson - Corporate Logo
ES#:
3139069
Mfg#:
078121121K
Ships in 1 day
$84.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

ES#4818091 - 059121506H - Coolant Flange - Common point of failure or leaking for the cooling system - Bremmen Parts - Audi Volkswagen

Common point of failure or leaking for the cooling system 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818091
Mfg#:
059121506H
Ships on Aug 19, 2026
Auto Notify
ON SALE! SAVE 21%
$26.99

This product was last offered at the strikethrough price on
05-02-2026

$21.21 USD
Free Shipping
on orders $49 and up

Coolant Output Flange

ES#2552619 - 079121127E - Coolant Output Flange - coolant output flange flows coolant into the engine from the water pump - Includes gasket - Genuine Volkswagen Audi - Audi

coolant output flange flows coolant into the engine from the water pump - Includes gasket

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2552619
Mfg#:
079121127E
Ships in 2 Business Days
10% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$59.99

This product was last offered at the strikethrough price on
07-26-2026

$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling System Bypass Line Adapter

ES#4488415 - 059121737AM - Cooling System Bypass Line Adapter - Bolts to the oil cooler - Vaico - Audi Volkswagen

Bolts to the oil cooler We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4488415
Mfg#:
059121737AM
Special Order: No Guaranteed ETA
$160.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose Flange

ES#4017660 - 06A121132APRM - Coolant Hose Flange - Made from high strength aluminum vs the OEM plastic prone to failure - URO Premium - Audi

Made from high strength aluminum vs the OEM plastic prone to failure 2X Entries For Our 25th Anniversary Sweepstakes!

Engine code AMU

Brand:
URO Premium - Corporate Logo
ES#:
4017660
Mfg#:
06A121132APRM
Back Ordered
$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose Flange

ES#4766156 - 06D121132C - Coolant Hose Flange - Located rear engine, this flange houses the temp sensor - Bremmen Parts - Audi

Located rear engine, this flange houses the temp sensor 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4766156
Mfg#:
06D121132C
In Stock
ON SALE! SAVE 33%
$17.99

This product was last offered at the strikethrough price on
05-02-2026

$12.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Allen Bolt - Priced Each

ES#466496 - N01470514 - Allen Bolt - Priced Each - Install new hardware with your new parts. M6x25 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x25 Secures coolant flange to the cylinder head

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
466496
Mfg#:
N01470514
In Stock
21% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$3.38

This product was last offered at the strikethrough price on
07-26-2026

$2.68 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B7 2.0T Cast Coolant Flange Replacement Kit - With Coolant

ES#4659388 - 06D121132CKT6 - Audi B7 2.0T Cast Coolant Flange Replacement Kit - With Coolant - Cure the common coolant leak coming from the back of your engine compartment once and for all! - Assembled By ECS - Audi

Cure the common coolant leak coming from the back of your engine compartment once and for all! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4659388
Mfg#:
06D121132CKT6
Ships on Sep 30, 2026
ON SALE!
$153.12 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Sealing O-Ring

ES#2663663 - WHT005190 - Sealing O-Ring - Found on the thermostat housing assembly. 37.5x4x6 - Genuine Volkswagen Audi - Audi Volkswagen

Found on the thermostat housing assembly. 37.5x4x6 Seals the thermostat housing to the water pump

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2663663
Mfg#:
WHT005190
In Stock
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling Flange Replacement Kit

ES#2804122 - 058121132KT1 - Cooling Flange Replacement Kit - Cure the common coolant leak coming from the back of your engine compartment - Assembled By ECS - Audi

Cure the common coolant leak coming from the back of your engine compartment 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with AEB & ATW engine codes with D-shaped coolant temp sensor

Brand:
Assembled By ECS - Corporate Logo
ES#:
2804122
Mfg#:
058121132KT1
Ships in 6 Business Days
ON SALE! SAVE 10%
$54.99

This product was last offered at the strikethrough price on
05-02-2026

$49.71 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Supply Pipe Kit

ES#5457084 - 06E121045BBKT - Coolant Supply Pipe Kit - Everything you need to fix your broken or leaking supply pipe! - Assembled By ECS - Audi

Everything you need to fix your broken or leaking supply pipe! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
5457084
Mfg#:
06E121045BBKT
Ships in 10 Business Days
Auto Notify
ON SALE!
$154.99

This product was last offered at the strikethrough price on
05-02-2026

$147.51 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

More About Engine Coolant Flanges & Parts

Replace a cracked or failed coolant flange with a brand new coolant flange to stop those leaks!

Other Audi Engine Coolant Flanges & Parts

Let us help you find the parts that fit your Audi

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